Home / 5,114.91-7,671.15-3,471.02

Finding the Fourth Proportional to 5,114.91, 7,671.15 and 3,471.02

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Solution

The fourth proportional to 5,114.91, 7,671.15 and 3,471.02 is: 5,205.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.91 : 7,671.15 = 3,471.02 : x
  2. Step 2: Convert to fraction form
    5,114.91/7,671.15 = 3,471.02/x
  3. Step 3: Cross multiply
    5,114.91x = 7,671.15 × 3,471.02
  4. Step 4: Simplify right side
    5,114.91x = 26,626,715.07
  5. Step 5: Solve for x
    x = 26,626,715.07/5,114.91
  6. Step 6: Final answer
    x = 5,205.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.